1999/11/29 Caterpillar

CB-624 (7DD1-Up),
CP-643 (7GD1-Up),
CS-643 (7FD1-Up),
CP-653 (7JD1-Up),
CS-653 (7HD1-Up) Vibratory Compactors

Description of Change: The 082-7891 Seal Kit has been replaced by the 148-6361 Seal Kit. The installation of this new seal kit on the listed models requires modifications to other system components or the purchase of new versions of these components. The 084-8078 Wheel Hub must be modified as shown below to match the geometry of the new 106-2541 Wheel Hub. The 084-7379 Bearing Collar must be modified as shown below. The option exists to purchase the new 106-2541 Wheel Hubs and the 084-7379 Bearing Collars, which will already be modified to accept the new seal.

NoteA: Apply Sealant Type (CAT) 9S-3263
New (148-6361) Seal System Assembly.)

(1) 148-6356 Cover,

(2) 8T-3653 Bolt (M14),

(3) 148-6357 Plate,

(4) 8T-7954 Seal V-Ring,

(5) 148-6360 Seal,

(6) 148-6358 Ring Retaining,

(7) 095-7934 Screw,

(8) 096-0001 Bolt (M8),

(9) 8T-4224 Washer,

(10) 106-2541 Hub,

(11) 084-7379 Bearing.